Last year about 300 million compact fluorescent bulbs (CFLs) were sold in the U.S., thanks to people being more concerned about global warming. The only bad thing about CFLs is that they contain small amounts of mercury in them, so when they are thrown away and broken the toxic vapors from the mercury can be inhaled by humans. And that can be a health risk.
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Brown University Develops Material for CFLs

Is the North Pole Melting?
The North Pole is supposed to be one of the few places in the world that is always covered by ice. But researchers have been watching its Arctic sea ice slowly melt over the years.

Air Fresheners: Good for Smells, Bad for Health
When a horrible odor starts to permeate throughout your home, the first thing that you want to do is to make it go away. That’s when air fresheners come in handy. They battle unwanted smells in a single spray, but even though they can make your home smell like a meadow of flowers or fresh vanilla, what you may not know is that they can be damaging to your health.

Natural Cleaning Products That Work
Let’s face it: spilling coffee on our lap, splashing spaghetti on our favorite white shirt and finding an exploded ballpoint pen in our pocket are all everyday occurrences. We can’t avoid stains, even if we practice living an eco-lifestyle, but we can avoid the toxic chemicals that are used in most stain removers.

UK Offers Recycled Tent Rentals to Festival Goers
If you’re a hardcore festival fan that camps out like many people do for yearly events like Bonnaroo or Lollapalooza, then these recycled myhab tents that fit two are perfect you.

Honda Deploys Eco-Friendly Railcar Fleets
In 2007, Honda was named the "Greenest Automaker" by the Union of Concerned Scientists for the fourth time in a row.

10 Ways to Reuse Plastic Soda Bottles
There are literally hundreds of different ways you can reuse a plastic soda bottle. Just remember to thoroughly wash the bottle of all its liquid so you won’t contaminate whatever you put inside.

Entire Homes Shipped to South Africa in a Box
BSB Design, a firm that has created unique residential homes for over 40 years, has come up with an amazing new type of home that could benefit millions of people in underdeveloped nations: it’s called The Abod.

The Honda FCX Clarity Fuel Cell Car
Californians are about to get a taste of the new zero emissions hydrogen fuel cell car from Honda.

The Incredible Hulk Carbon Calculator
Comic book fans were pleasantly surprised when this summer’s monster-sized film, The Incredible Hulk, became the #1 film of this past weekend. But the star of the film isn’t the only thing that’s green about this movie.

Popular Science Names 50 Greenest Cities in U.S.
Using data compiled from the U.S. Census Bureau and National Geographic Society’s Green Guide, as well as rating the cities in four major categories, the online magazine shows America that we are making progress in the fight against global warming.

Myth-Inspired Unicorn Deer Discovered in Italy
Part of living an eco-lifestyle involves learning how to live peacefully with all creatures on Earth. So imagine your surprise if you were admiring the beautiful environment of Italy and came upon a….unicorn!

UK To Produce Waterless Washing Machines
Xerox Limited, a company created by the University of Leeds, has come up with an amazing new trial washing machine that would use as little as a cup of water for each wash cycle.

Electric Optibike Doubles Production
As gas prices continue to rise to over $4 a gallon, eco-conscious consumers are quickly trying to find alternatives to fuel-guzzling cars. That’s why it’s great to know that Optibike, America’s largest electric bike manufacturer, is going to increase its electric bike production by 230%!

Hip Norwegian TH!NK Vehicle Comes to America
At the 2008 FORTUNE Brainstorm Green Conference, Think Global, a Norwegian company that owns the electric TH!NK vehicle, announced a partnership with energy giant General Electric.